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Product Family

Vertiv™ Liebert® PSI5 Lithium-Ion UPS

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Warranty: Vertiv backs all Liebert® PSI5 Lithium-Ion UPS systems with 5-year advanced replacement warranty including battery. This covers all shipping fees and includes next-day delivery, which ensures customers will receive their replacement unit prior to returning their aged unit.
Tools & Selectors
Select, compare, or configure UPS systems and models
TCO Calculator
Calculate total cost of ownership for Lithium-ion UPS vs. VRLA
UPS Selector
Interactive product selector for single-phase UPS
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Model Specifications Overview
PSI5-1500RT120LI
1500VA / 1350W   Nominal: 120VAC / Range: 75-146VAC   120VAC Default; 100/110/115/125VAC User Selectable   Up to 97.1% (Normal Mode)   Input: 5-15P; Ouput: 6 x 5-15R   3.4 in   17.2 in   16.2 in   28.3 lbs  
PSI5-2200RT120LI
1920VA / 1920W   Nominal: 120VAC / Range: 75-146VAC   120VAC Default; 100/110/115/125VAC User Selectable   Up to 97.1% (Normal Mode)   Input: 5-20P or L5-20P; Output: 6x5-20R, 1x L5-20R   3.4 in   17.2 in   20.1 in   39.5 lbs  
PSI5-3000RT120LI
3000VA / 2700W   Nominal: 120VAC / Range: 75-146VAC   120VAC Default; 100/110/115/125VAC User Selectable   Up to 97.3% (Normal Mode)   Input: L5-30P; Ouput: 6 x 5-20R, 1 x L5-30R   3.4 in   17.2 in   24.8 in   53.5 lbs  
PSI5-1500MT120LI
1500VA / 1350W   Nominal: 120VAC / Range: 75-146VAC   120VAC Default; 100/110/115/125VAC User Selectable   Up to 97.1% (Normal Mode)   Input: 5-15P; Output: 6 x 5-15R   8.7 in   6.3 in   15.6 in   27.9 lbs  
PSI5-3000SRT120LI
3000VA / 2700W   Nominal: 120VAC / Range: 75-146VAC   120VAC Default; 100/110/115/125VAC User Selectable   Up to 97.3% (Normal Mode)   Input: L5-30P; Output: 9 x 5-20R, 1 x L5-30R   5.4 in   17.3 in   16.9 in   56 lbs  

*To see model-specific downloads, you will need to go to the model-specific product page by selecting the model name in the specifications chart above.

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Product areas of focus: Uninterruptible Power Supplies (UPS)

News & Insights

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Edge Computing

Video: Vertiv™ Liebert® PSI5 Lithium-Ion UPS

The Vertiv™ Liebert® PSI5 Lithium-Ion UPS is designed to safeguard critical equipment in Edge and Distributed IT applications. The Liebert PSI5 Lithium-ion offers more than double the battery life of a traditional VLRA UPS, comes with a five year factory warranty, and can provide a TCO savings up to 50% or more. Available in North America through Local Vertiv Offices and distribution channels.

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Outlining the Advantages of Lithium-ion Batteries for UPSs (and Dispelling One Myth)

From longer life, smaller size, lighter, faster recharge time and ability to withstand higher temperatures, lithium-ion batteries bring significant benefits to UPSs – including total cost of ownership (TCO) savings (up to 50% vs. lead acid batteries).

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